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b061480250
Lines exceeded column limit, fix. Change-Id: I1e75ee7b6e381fd38e64484e0703a5536ad10dd0
83 lines
2.8 KiB
Plaintext
83 lines
2.8 KiB
Plaintext
# Copyright 2020 The Pigweed Authors
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may not
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# use this file except in compliance with the License. You may obtain a copy of
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# the License at
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#
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# https://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations under
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# the License.
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# Target configuration for the lm3s6965evb development board, run using QEMU.
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#
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# TODO(amontanez): This target configuration treats
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# pw_sys_io_baremetal_lm3s6965evb as if it were a platform. This is for
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# testing/development and should eventually point to something more
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# sophisticated.
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import("$dir_pigweed/pw_vars_default.gni")
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declare_args() {
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# Specifies the toolchain to use for this build.
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pw_target_toolchain = "$dir_pw_toolchain:arm_gcc_cortex_m3_og"
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}
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# Use the logging main.
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pw_unit_test_main = "$dir_pw_unit_test:logging_main"
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# Expose the tool to use for preprocessing linker scripts.
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# TODO(pwbug/53): Temporary, will be removed when proper linker script support
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# is added to GN.
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pw_cc_command = "arm-none-eabi-gcc"
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# Executable wrapper that includes some baremetal startup code.
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template("lm3s6965evb_executable") {
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target("executable", target_name) {
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forward_variables_from(invoker, "*")
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if (!defined(deps)) {
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deps = []
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}
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deps += [ dir_pw_sys_io_baremetal_lm3s6965evb ]
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}
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}
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# Configuration options for Pigweed executable targets.
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pw_executable_config.target_type = "lm3s6965evb_executable"
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pw_automatic_test_runner =
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get_path_info("py/lm3s6965evb_qemu_utils/unit_test_runner.py", "abspath")
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# Path to the bloaty config file for the output binaries.
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pw_executable_config.bloaty_config_file =
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"$dir_pw_boot_armv7m/bloaty_config.bloaty"
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# Facade backends
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dir_pw_assert_backend = dir_pw_assert_basic
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dir_pw_boot_backend = dir_pw_boot_armv7m
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dir_pw_log_backend = dir_pw_log_basic
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dir_pw_sys_io_backend = dir_pw_sys_io_baremetal_lm3s6965evb
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# pw_cpu_exception_armv7m test do not work as expected in QEMU. It does not
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# appear the divide-by-zero traps as expected when enabled, which prevents the
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# module from triggering a recoverable exception. Since pw_cpu_exception is not
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# fully set up on this target, disable it for now.
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# dir_pw_cpu_exception_backend = dir_pw_cpu_exception_armv7m
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# Tell QEMU to shut down after running a binary.
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pw_boot_armv7m_qemu_shutdown = true
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pw_boot_armv7m_config.defines += [
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"PW_BOOT_FLASH_BEGIN=0x00000200",
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"PW_BOOT_FLASH_SIZE=255K",
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"PW_BOOT_HEAP_SIZE=0",
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"PW_BOOT_MIN_STACK_SIZE=1K",
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"PW_BOOT_RAM_BEGIN=0x20000000",
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"PW_BOOT_RAM_SIZE=64K",
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"PW_BOOT_VECTOR_TABLE_BEGIN=0x00000000",
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"PW_BOOT_VECTOR_TABLE_SIZE=512",
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]
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